Buscar
Mostrando ítems 71-80 de 123
BBX proteins in green plants: Insights into their evolution, structure, feature and functional diversification
(Elsevier, 2013-08-27)
The B-box domain is conserved in a large number of proteins involved in cell growth control, differentiation and transcriptional regulation among animal and plant species. In Arabidopsis thaliana, some works have found ...
Pennsylvanian and Cisuralian palynofloras from the Los Sauces area, La Rioja Province, Argentina: Chronological and paleoecological significance
(Elsevier Science, 2010-08)
Three outcrops of the Libertad and Sauces Formations from the Los Sauces area La Rioja Province, western Argentina, yielded the nine palynoassemblages studied here. Two assemblage zones are defined on the basis of the ...
Sinopsis de los helechos y licofitos del Parque Nacional Mburucuyá (Corrientes, Argentina). Claves de especies
(Sociedad Argentina de Botánica, 2013-04)
En el Parque Nacional Mburucuyá, Corrientes, Argentina, se registraron un total de 29 géneros y 48 taxones infragenéricos. El género mejor representado es Thelypteris Schmidel con cinco especies; seguido por Pecluma M. G. ...
An alkaloid extract obtained from Phlegmariurus Saururus induces neuroprotection after status epilepticus
(Elsevier Gmbh, 2017-10)
Background The brain is exposed to many excitotoxic insults that can lead to neuronal damage. Among these, Epilepsy is a neurological disease that affects a large percentage of world population and is commonly associated ...
Diversidade e distribuição de licófitas e samambaias epífitas em áreas de ecótono de floresta ombrófila mista e estacional no Paraná, Brasil
(Universidade Tecnológica Federal do ParanáCampo MouraoBrasilDepartamento Acadêmico de AmbientalEngenharia AmbientalUTFPR, 2018-06-22)
The objective of this study was to evaluate the diversity and distribution of epiphytic lycophytes and ferns in six Municipal Ecological Stations of Mato Rico and Nova Tebas, Paraná, Brazil. Eleven species were sampled in ...
Palynoassemblages associated with a theropod dinosaur from the Snow Hill Island Formation (lower Maastrichtian) at the Naze, James Ross Island, Antarctica
(Academic Press Ltd - Elsevier Science Ltd, 2013-10)
The Cape Lamb Member of the Snow Hill Island Formation at The Naze on the northern margin of James Ross Island, east of the Antarctic Peninsula, yielded a theropod dinosaur recovered near the middle of a 90m thick section ...
A Middle Triassic macroflora from southwestern Gondwana (Mendoza, Argentina) with typical Northern Hemisphere elements: Biostratigraphic, palaeogeographic and palaeoenvironmental implications
(Elsevier Science, 2018-10)
A Triassic macrofloral assemblage is documented from the Quebrada de los Fósiles Formation, lower unit of the Puesto Viejo Group (Mendoza, Argentina), southwestern Gondwana. The impression-compression flora incorporates ...
Late Cretaceous palynomorphs from the Golfo San Jorge Basin, Argentina
(Pergamon-Elsevier Science Ltd, 2021-04)
A lithofacial and palynological study was carried out on the Cañadón Seco Formation in the La Frieda Oeste x-1 well (Golfo San Jorge Basin). According to sedimentological characteristics of the core four main litofacies ...
Palynological, megafloral and mesofossil record from the Bajo Grande area (Anfiteatro de Ticó Formation, Baqueró Group, Upper Aptian), Patagonia, Argentina
(Elsevier Science, 2020-02)
The late Aptian flora of Baqueró is one of the best known and accurately dated Cretaceous plant associations from Gondwana, recognized for their well-preserved fossil remains. The Cerro Bayo (Bajo Grande area, Argentinean ...
Esporas y formas algales de la Formación Río Turbio (Eoceno), Santa Cruz, Argentina: nuevos aportes a su palinoflora
(Asociación Paleontológica Argentina, 2020-06)
Se presenta el estudio sistemático de las esporas y formas algales recuperadas de la Formación Río Turbio, Eoceno medio-tardío de la Cuenca Austral. Se describen algas de agua dulce, briofitas, helechos y licofitas. ...